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Finding the Fourth Proportional to 343,075.98, 514,614 and 93,757.98

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Solution

The fourth proportional to 343,075.98, 514,614 and 93,757.98 is: 140,636.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,075.98 : 514,614 = 93,757.98 : x
  2. Step 2: Convert to fraction form
    343,075.98/514,614 = 93,757.98/x
  3. Step 3: Cross multiply
    343,075.98x = 514,614 × 93,757.98
  4. Step 4: Simplify right side
    343,075.98x = 48,249,169,119.72
  5. Step 5: Solve for x
    x = 48,249,169,119.72/343,075.98
  6. Step 6: Final answer
    x = 140,636.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.